HB
Helen Bell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this Helen Bell across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 10-person household.
Age 19
b. ~1921
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Bell |
| Given Name | Helen R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Laboratory |
| Industry | Photo Co. |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 160 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Laboratory |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1921 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Marie Bell | Daughter | — | 21 | ~1919 |
| Harry Bell | Son | — | 24 | ~1916 |
| Thelma Bell | Daughter | — | 14 | ~1926 |
| Helen Bell | Daughter | — | 19 | ~1921 |
| Kenneth Bell | Son | — | 15 | ~1925 |
| Elizabeth Bell | Daughter | — | 9 | ~1931 |
| Marie Bell | Spouse | — | 45 | ~1895 |
| Harry Bell | Head | — | 46 | ~1894 |
| Richard Bell | Son | — | 6 | ~1934 |
| Andrew Bell | Daughter | — | 13 | ~1927 |
Census Appearances
1930
Baltimore, Maryland
Daughter, age 9
Baltimore, Maryland · implied b. ~1921 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bell |
| Given Name | Helen R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Daughter, age 19
Baltimore-City-County, Maryland · implied b. ~1921 — 10 household members
| Surname | Bell |
| Given Name | Helen R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Laboratory |
| Industry | Photo Co. |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 160 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Helen Bell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Bell
Daughter · 1940 · age 19 · b. ~1921 · Maryland
★ You are viewing this record
Sibling
Andrew Bell
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Bell
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thelma Bell
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Bell
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Bell
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Bell
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Bell
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01516-00129)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Deloros Hubler | 13 | Daughter | — | Maryland |
| 42 | Francis Hubler | 16 | Son | — | Maryland |
| 43 | Walter Perdue | 32 | Head | Chauffeur | W. Virginia |
| 44 | Hazel Perdue | 30 | Wife | Saleslady | Virginia |
| 45 | Janell Perdue | 9 | Daughter | — | Maryland |
| 46 | Maude Lavender | 53 | Mother | — | Virginia |
| 47 | Ralph Mason | 45 | Head | Blacksmith | Maryland |
| 48 | Elizabeth Mason | 45 | Wife | — | Maryland |
| 49 | Margaret Mason | 19 | Daughter | — | Maryland |
| 50 | Ralph, Jr. Mason | 17 | Son | Delivery Boy | Maryland |
| 51 | Carolyn Mason | 13 | Daughter | — | Maryland |
| 52 | Dolores Pope | 55 | Lodger | — | Maryland |
| 53 | Harry W. Bell | 46 | Head | Chauffeur | Maryland |
| 54 | Marie Bell | 45 | Wife | — | Maryland |
| 55 | Harry W. Jr. Bell | 24 | Son | Chauffeur | Maryland |
| 56 | Marie E. Bell | 21 | Daughter | Operator | Maryland |
| 57 | Helen R. Bell THIS PERSON | 19 | Daughter | Laboratory | Maryland |
| 58 | Kenneth Bell | 15 | Son | — | Maryland |
| 59 | Thelma Bell | 14 | Daughter | — | Maryland |
| 60 | Andrew Bell | 13 | Daughter | — | Maryland |
| 61 | Elizabeth Bell | 9 | Daughter | — | Maryland |
| 62 | Richard J. Bell | 6 | Son | — | Maryland |
| 63 | Sven Rasmussen | 36 | Head | Operator | Denmark |
| 64 | Mabel Rasmussen | 33 | Wife | — | Virginia |
| 65 | Dorthia Rasmussen | 6 | Daughter | — | Maryland |
| 66 | Helen Rasmussen | 0 | Daughter | — | Maryland |
| 67 | Joseph Klunk | 36 | Head | Bricklayer | Maryland |
| 68 | Louise M. Klunk | 35 | Wife | — | Maryland |
| 69 | Joseph Jr. Klunk | 14 | Son | — | Maryland |
| 70 | George E. Klunk | 10 | Son | — | Maryland |
| 71 | Leo Cummings | 40 | Head | Laborer | Maryland |
| 72 | Emily S. Cummings | 40 | Wife | — | Maryland |
| 73 | Barbara Cummings | 16 | Daughter | — | Maryland |
| 74 | Bernard Harvey | 50 | Head | Operator | Maryland |
| 75 | Emma L. Harvey | 47 | Wife | — | Maryland |
| 76 | Mary Harvey | 27 | Daughter | Wrapper | Maryland |
| 77 | James Harvey | 22 | Son | Porter | Maryland |
| 78 | Virginia Harvey | 19 | Daughter | Saleslady | Maryland |
| 79 | Edward Herald | 46 | Head | Printer | Maryland |
| 80 | Mary B. Herald | 42 | Wife | — | Maryland |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)